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Service bulletin A21-007

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10208197
Published by NHTSA2022-02-22
Manufacturer's numberA21-007
Manufacturer's date2022-02-18
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION

NHTSA's summary

Service Bulletin - The MIL comes on with DTC P0300 (random misfire detected) or P0301-P0304 (cylinder misfire detected).

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Transmission and driveline, Automatic transmission

Trouble codes named

P0300, P0301, P0304

Vehicles listed
HONDA FIT2015, 2016, 2017, 2018, 2019, 2020

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
15V5740002015-09-15. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
A22-0022022-02-22. Service bulletin. Service Bulletin - Certain fuel injectors may not have been installed to proper specifications. An incorrectly installed fuel injector may lead to increased wear inside the injectors. This could result in reduced flow in the injectors and cause a misfire, air/fuel ratio imbalance, catalyst deterioration misdetection and/or fuel metering, resulting in MIL On.
A15-0652017-05-25. Service bulletin. SERVICE BULLETIN - CERTAIN DRIVE CYCLE CONDITIONS MAY CREATE HIGHER-THAN-NORMAL STRESS ON THE INPUT SHAFT PULLEY WHICH, IF REPEATED ENOUGH TIMES, COULD CAUSE THE PULLEY TO BREAK. IF THE SHAFT PULLEY BREAKS, THE VEHICLE IS NOT ABLE TO MOVE WHILE IN GEAR OR THE WHEELS MAY LOCK, INCREASING THE RISK OF A CRASH.
A15-0652017-05-24. Service bulletin. SERVICE BULLETIN - CERTAIN DRIVE CYCLE CONDITIONS MAY CREATE HIGHER-THAN-NORMAL STRESS ON THE INPUT SHAFT PULLEY WHICH, IF REPEATED ENOUGH TIMES, COULD CAUSE THE PULLEY TO BREAK. IF THE SHAFT PULLEY BREAKS, THE VEHICLE IS NOT ABLE TO MOVE WHILE IN GEAR OR THE WHEELS MAY LOCK, INCREASING THE RISK OF A CRASH.